premultiplied image seems to work for svg fill

mhugent · mhugent · commit 523f804e70b0 · 2010-01-22T12:11:57.000Z
git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@12816 c8812cc2-4d05-0410-92ff-de0c093fc19c
diff --git a/src/core/symbology-ng/qgsfillsymbollayerv2.cpp b/src/core/symbology-ng/qgsfillsymbollayerv2.cpp
@@ -167,7 +167,7 @@ void QgsSVGFillSymbolLayer::startRender( QgsSymbolV2RenderContext& context )
   int pixelWidth = context.outputPixelSize( mPatternWidth );
   int pixelHeight = pixelWidth / mSvgViewBox.width() * mSvgViewBox.height();
 
-  QImage textureImage( pixelWidth, pixelHeight, QImage::Format_ARGB32 );
+  QImage textureImage( pixelWidth, pixelHeight, QImage::Format_ARGB32_Premultiplied );
   textureImage.fill( 0 ); // transparent background
 
   //rasterise byte array to image
